Koujiro Machi
Japan (JPN)Male
Personal Records
| 500m | 39,21 | 4 February 2013 | Nagano (JPN) |
| 1000m | 1.18,29 | 5 February 2013 | Nagano (JPN) |
| 1500m | 2.14,46 | 18 January 2012 | Seoul (KOR) |
Season Bests
| 500m | 39,21 | 4 February 2013 | Nagano (JPN) |
| 1000m | 1.18,29 | 5 February 2013 | Nagano (JPN) |
| 500m | 39,66 | 30 January 2012 | Nagano (JPN) |
| 1000m | 1.19,48 | 31 January 2012 | Nagano (JPN) |
| 1500m | 2.14,46 | 18 January 2012 | Seoul (KOR) |
| 500m | 40,97 | 12 February 2011 | Obihiro (JPN) |
| 1000m | 1.23,20 | 12 February 2011 | Obihiro (JPN) |
Results
| 41st Hokkaido Sprint Championships | Obihiro (JPN) | 15 - 16 February 2013 | ||||||||||||||||
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| 33rd Junior High School Championships | Nagano (JPN) | 4 - 5 February 2013 | ||||||||||||||||
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| 43rd Hokkaido Junior High School Competition | Obihiro (JPN) | 12 - 13 January 2013 | ||||||||||||||||
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| 4th Time Trial | Obihiro (JPN) | 8 - 9 December 2012 | ||||||||||||||||
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| 17th Hokkaido Junior High School Selection | Sapporo (JPN) | 24 - 25 November 2012 | ||||||||||||||||
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